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Cardiovascular Drug Questions and Answers (Q&A)

Santepro
Answered: Sep 26, 2020
Bronchodilation and increased heart rate. contractility. and conduction

Bronchodilation results from stimulated beta receptors. and cardiac effects result from the stimulation of 1...Read More

1 Answer

292 views
Santepro
Answered: Sep 26, 2020
Hypotension

ACE inhibitors prevent vasoconstriction and lower blood pressure. placing the client at greater risk for postural (orthostatic) hypotension. ACE inhibitors reduce potassium...Read More

1 Answer

286 views
Santepro
Answered: Sep 26, 2020
Inhibit the exchange of sodium for potassium

Aldosterone antagonists compete with endogenous aldosterone and prevent sodium reabsorption in exchange for potassium elimination. Aldosterone...Read More

1 Answer

228 views
John Smith
Answered: Sep 26, 2020
Losartan-learning objective: describe the mechanisms of action of antihypertensive drugs.answer: closartan is an angiotensin ii receptor type 1 antagonist. activation of angiotensin ii receptor type...Read More

1 Answer

211 views
John Smith
Answered: Sep 26, 2020
End-systolic volume -an inotropic drug increases the force of heart contraction and therefore an higher fraction of the end-diastolic volume is ejected during systole. as a consequence the end...Read More

1 Answer

208 views
John Smith
Answered: Sep 26, 2020
Increased stroke volume with no change in preload -by definition contractility refers to the ability of amuscle fiber of shortening or developing increased tension, whereas contraction is the actual...Read More

1 Answer

207 views
John Smith
Answered: Sep 26, 2020
Vpressure rise: on application of expiratory force, pressure rises inside the chest forcing blood out of the pulmonary circulation into the left atrium. this causes a mild rise in stroke...Read More

1 Answer

206 views
John Smith
Answered: Sep 26, 2020
Acetazolamide-learning objective: describe the adverse effects of diuretics.answer: acarbonic anhydrase inhibitors do not alter urinary calcium levels and produce significant alkalization of the...Read More

1 Answer

205 views
John Smith
Answered: Sep 26, 2020
Postural hypotension -nitrates can cause postural hypotension since venodilation decreases preload, in fact an insufficient left ventricular end diastolic volume ( due to decreased venous return,...Read More

1 Answer

205 views
John Smith
Answered: Sep 26, 2020
Diltiazem-learning objective: describe the hemodynamic actions of antihypertensive drugs.answer: ddiltiazem is a first choice drug for hypertension and does not cause a change in cardiac output. a)...Read More

2 Answers

204 views
John Smith
Answered: Sep 26, 2020
Add hydralazine and isosorbide mononitrate to the current drugs-learning objective: describe the use of hydralazine and isosorbide mononitrate in specific patient populations.answer: dhydralazine in...Read More

1 Answer

204 views
John Smith
Answered: Sep 26, 2020
Increased blood flow in large epicardial vessels -nitrates dilate large epicardial vessels so increasing epicardial blood flow this action is the most important for the therapeutic effect of these...Read More

1 Answer

203 views
John Smith
Answered: Sep 26, 2020
Methyldopa-learning objective: describe the mechanisms of actions of antihypertensive drugs.answer: amethyldopa is taken up by the adrenergic neurons and converted to alpha-methylnorepinephrine...Read More

1 Answer

203 views
John Smith
Answered: Sep 26, 2020
Increased free intracellular ca+ -at the molecular level cardiac glycosides inhibit na/ik+ atpase, the membrane bound transporter called the sodium pump. the increased amount of sodium inside the...Read More

1 Answer

202 views

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